Journal of Pharmacology and Experimental Therapeutics · 1969 · 122 citations · 0 references
MedicinePharmacologyGeneral PharmacologyNeuropharmacologyPharmacodynamicsAnalgesic PharmacologyDrug DependenceDrug ToleranceOpioid AnalgesicsOpioid PharmacologyOpioid TherapyBehavioral ToleranceFixed Interval SchedulesOpioid PharmacodynamicsOpioid Tolerance MechanismsPharmacodynamic Tolerance